[1] Erasmus MC, Dept Publ Hlth, Ctr Med Decis Sci, NL-3015CN Rotterdam, Netherlands
[2] Turku Univ Hosp, Div Clin Neurosci, Dept Rehabil & Brain Trauma, Turku, Finland
[3] Univ Turku, Dept Neurol, Turku, Finland
[4] Antwerp Univ Hosp, Dept Neurosurg, Edegem, Belgium
[5] Univ Antwerp, Edegem, Belgium
[6] Univ Cambridge, Div Anaesthesia, Addenbrookes Hosp, Cambridge, England
[7] Erasmus MC, Rijndam Rehabil Ctr, Rotterdam, Netherlands
[8] Erasmus MC, Dept Rehabil Med, Rotterdam, Netherlands